Add virtual private networks (VPNs) so you can connect and access resources inside a local network, such as your corporate or home network. 
  
 
	 Before you can connect 
 HTC One M9 to your local network, you may be asked to: 
	 
 
		- Install security certificates. 
		
- Enter your login credentials. 
		
- Download and install a required VPN app, if  
		 you're connecting to a secured enterprise network. Contact your network administrator for details.  
Also, 
		 HTC One M9 must first establish a 
		Wi-Fi or data connection before you can start a VPN connection.